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Do not bleach or dye safety belts. It may severely weaken them. In a crash, they might not be able to provide adequate protection. Clean safety belts only with mild soap and lukewarm water.


Weatherstrips Silicone grease on weatherstrips will make them last longer, seal better, and not stick or squeak. Apply silicone grease with a clean cloth. During very cold, damp weather frequent application may be required. See Recommended Fluids and Lubricants on page 6-14.


Washing Your Vehicle The best way to preserve the vehicle’s finish is to keep it clean by washing it often. Notice: Certain cleaners contain chemicals that can damage the emblems or nameplates on the vehicle. Check the cleaning product label. If it states that it should not be used on plastic parts, do not use it on the vehicle or damage may occur and it would not be covered by the warranty. Do not wash the vehicle in direct sunlight. Use a car washing soap. Do not use cleaning agents that are petroleum based or that contain acid or abrasives, as they can damage the paint, metal or plastic on the vehicle. Approved cleaning products can be obtained from your dealer/retailer. Follow all manufacturers’ directions regarding correct product usage, necessary safety precautions and appropriate disposal of any vehicle care product.


5-113


Rinse the vehicle well, before washing and after to remove all cleaning agents completely. If they are allowed to dry on the surface, they could stain. Dry the finish with a soft, clean chamois or an all-cotton towel to avoid surface scratches and water spotting. High pressure car washes may cause water to enter the vehicle. Avoid using high pressure washes closer than 12 inches (30 cm) to the surface of the vehicle. Use of power washers exceeding 1,200 psi (8 274 kPa) can result in damage or removal of paint and decals.


Cleaning Exterior Lamps/Lenses Use only lukewarm or cold water, a soft cloth and a car washing soap to clean exterior lamps and lenses. Follow instructions under Washing Your Vehicle on page 5-113.


Finish Care Occasional waxing or mild polishing of the vehicle by hand may be necessary to remove residue from the paint finish. Approved cleaning products can be obtained from your dealer/retailer. If the vehicle has a basecoat/clearcoat paint finish, the clearcoat gives more depth and gloss to the colored basecoat. Always use waxes and polishes that are non-abrasive and made for a basecoat/clearcoat paint finish. Notice: Machine compounding or aggressive polishing on a basecoat/clearcoat paint finish may damage it. Use only non-abrasive waxes and polishes that are made for a basecoat/clearcoat paint finish on the vehicle.


5-114


Foreign materials such as calcium chloride and other salts, ice melting agents, road oil and tar, tree sap, bird droppings, chemicals from industrial chimneys, etc., can damage the vehicle’s finish if they remain on painted surfaces. Wash the vehicle as soon as possible. If necessary, use non-abrasive cleaners that are marked safe for painted surfaces to remove foreign matter. Exterior painted surfaces are subject to aging, weather and chemical fallout that can take their toll over a period of years. To help keep the paint finish looking new, keep the vehicle garaged or covered whenever possible. Protecting Exterior Bright Metal Parts Bright metal parts should be cleaned regularly to keep their luster. Washing with water is all that is usually needed. However, chrome polish may be used on chrome or stainless steel trim, if necessary. Use special care with aluminum trim. To avoid damaging protective trim, never use auto or chrome polish, steam or caustic soap to clean aluminum. A coating of wax, rubbed to high polish, is recommended for all bright metal parts.


Windshield and Wiper Blades Clean the outside of the windshield with glass cleaner. Clean the rubber blades using a lint free cloth or paper towel soaked with windshield washer fluid or a mild detergent. Wash the windshield thoroughly when cleaning the blades. Bugs, road grime, sap, and a buildup of vehicle wash/wax treatments may cause wiper streaking. Replace the wiper blades if they are worn or damaged. Wipers can be damaged by: (cid:129) Extreme dusty conditions (cid:129) Sand and salt (cid:129) Heat and sun (cid:129) Snow and ice, without proper removal


5-115


Aluminum or Chrome-Plated Wheels and Trim The vehicle may have either aluminum or chrome-plated wheels. Keep the wheels clean using a soft clean cloth with mild soap and water. Rinse with clean water. After rinsing thoroughly, dry with a soft clean towel. A wax may then be applied. Notice: Chrome wheels and other chrome trim may be damaged if the vehicle is not washed after driving on roads that have been sprayed with magnesium, calcium or sodium chloride. These chlorides are used on roads for conditions such as ice and dust. Always wash the vehicle’s chrome with soap and water after exposure. Notice: Using strong soaps, chemicals, abrasive polishes, cleaners, brushes, or cleaners that contain acid on aluminum or chrome-plated wheels, could damage the surface of the wheel(s). The repairs would not be covered by the warranty. Use only approved cleaners on aluminum or chrome-plated wheels.


The surface of these wheels is similar to the painted surface of the vehicle. Do not use strong soaps, chemicals, abrasive polishes, abrasive cleaners, cleaners with acid, or abrasive cleaning brushes on them because they could damage the surface. Do not use chrome polish on aluminum wheels. Notice: Using chrome polish on aluminum wheels could damage the wheels. The repairs would not be covered by the warranty. Use chrome polish on chrome wheels only. Use chrome polish only on chrome-plated wheels, but avoid any painted surface of the wheel, and buff off immediately after application. Notice: Driving the vehicle through an automatic car wash that has silicone carbide tire cleaning brushes, could damage the aluminum or chrome-plated wheels. The repairs would not be covered by the warranty. Never drive a vehicle equipped with aluminum or chrome-plated wheels through an automatic car wash that uses silicone carbide tire cleaning brushes.


5-116


Tires To clean the tires, use a stiff brush with tire cleaner. Notice: Using petroleum-based tire dressing products on the vehicle may damage the paint finish and/or tires. When applying a tire dressing, always wipe off any overspray from all painted surfaces on the vehicle.


Sheet Metal Damage If the vehicle is damaged and requires sheet metal repair or replacement, make sure the body repair shop applies anti-corrosion material to parts repaired or replaced to restore corrosion protection. Original manufacturer replacement parts will provide the corrosion protection while maintaining the vehicle warranty.


Finish Damage Any stone chips, fractures or deep scratches in the finish should be repaired right away. Bare metal will corrode quickly and may develop into major repair expense. Minor chips and scratches can be repaired with touch-up materials available from your dealer/retailer. Larger areas of finish damage can be corrected in your dealer’s/retailer’s body and paint shop.


Underbody Maintenance Chemicals used for ice and snow removal and dust control can collect on the underbody. If these are not removed, corrosion and rust can develop on the underbody parts such as fuel lines, frame, floor pan, and exhaust system even though they have corrosion protection. At least every spring, flush these materials from the underbody with plain water. Clean any areas where mud and debris can collect. Dirt packed in close areas of the frame should be loosened before being flushed. Your dealer/retailer or an underbody car washing system can do this.


Chemical Paint Spotting Some weather and atmospheric conditions can create a chemical fallout. Airborne pollutants can fall upon and attack painted surfaces on the vehicle. This damage can take two forms: blotchy, ring-shaped discolorations, and small, irregular dark spots etched into the paint surface. Although no defect in the paint job causes this, we will repair, at no charge to the owner, the surfaces of new vehicles damaged by this fallout condition within 12 months or 12,000 miles (20 000 km) of purchase, whichever occurs first.


5-117


Vehicle Identification


Vehicle Identification Number (VIN)


This is the legal identifier for the vehicle. It appears on a plate in the front corner of the instrument panel, on the driver side. It can be seen through the windshield from outside the vehicle. The VIN also appears on the Vehicle Certification and Service Parts labels and the certificates of title and registration.


Engine Identification The eighth character in the VIN is the engine code. This code helps identify the vehicle’s engine, specifications, and replacement parts. See “Engine Specifications” under Capacities and Specifications on page 5-133 for the vehicle’s engine code.


Service Parts Identification Label This label is on the spare tire cover. It is very helpful if parts need to be ordered. The label has the following information: (cid:129) Vehicle Identification Number (VIN) (cid:129) Model designation (cid:129) Paint information (cid:129) Production options and special equipment Do not remove this label from the vehicle.


5-118


Electrical System


Add-On Electrical Equipment Notice: Do not add anything electrical to the vehicle unless you check with your dealer/retailer first. Some electrical equipment can damage the vehicle and the damage would not be covered by the vehicle’s warranty. Some add-on electrical equipment can keep other components from working as they should. Add-on equipment can drain the vehicle battery, even if the vehicle is not operating. The vehicle has an airbag system. Before attempting to add anything electrical to the vehicle, see Servicing Your Airbag-Equipped Vehicle on page 1-69.


Windshield Wiper Fuses The windshield wiper motor is protected by an internal circuit breaker. If the wiper motor overheats due to heavy snow, the wipers will stop until the motor cools and will then restart.


Power Windows and Other Power Options Circuit breakers in the fuse block protect the power windows and other power accessories. When the current load is too heavy, the circuit breaker opens and closes, protecting the circuit until the problem is fixed or goes away.


5-119


Fuses and Circuit Breakers The wiring circuits in the vehicle are protected from short circuits by a combination of fuses and circuit breakers. This greatly reduces the chance of fires caused by electrical problems. Look at the silver-colored band inside the fuse. If the band is broken or melted, replace the fuse. Be sure you replace a bad fuse with a new one of the identical size and rating. If you ever have a problem on the road and don’t have a spare fuse, you can borrow one that has the same amperage. Just pick some feature of the vehicle that you can get along without — like the radio or cigarette lighter — and use its fuse, if it is the correct amperage. Replace it as soon as you can.


Underhood Fuse Block (CTS) The underhood fuse block is located on the passenger side of the engine compartment.


Lift the fuse block cover to access the fuses. Notice: Spilling liquid on any electrical components on the vehicle may damage it. Always keep the covers on any electrical component.


5-120


Mini-Fuses A/C CLTCH


ABS AFS


Usage Air Conditioning Clutch Antilock Braking System (ABS) Adaptive Forward Lighting System


Mini-Fuses AIRBAG IGN Airbag Switch


Usage


AWD BCM 1


All-Wheel Drive Body Control Module 1


5-121


Mini-Fuses


BCM 2
BCM 3
BCM 4
BCM 5
SPARE


Usage Body Control Module 2
Body Control Module 3
Body Control Module 4
Body Control Module 5
Spare


BCM 6, BCM 7 Body Control Module 6 and 7


ECM


DISPLY Display DRL RT Right Daytime Running Lamp (DRL) DRL/WSW Daytime Running Lamps/Windshield


Washer Pump Engine Control Module (ECM) ECM, Transmission Control Module (TCM), Instrument Panel Cluster (IPC), PASS-Key III+ Module Emission 1
Emission 2
EVEN COILS Even Coils


EMIS 1
EMIS 2


ECM/TCM IGN


Usage


Mini-Fuses


HORN


Horn Low-Beam Daytime Running Lamps (Left)


LO BEAM DRL LEFT LT HI BEAM Left High-Beam Headlamp LT LO BEAM Left Low-Beam Headlamp DRL/LT LO


Daytime Running Lamps/Left Low-Beam Headlamp Cigarette Lighter Ignition Navigation Motor


BEAM LTR


MISC IGN NAV MTR ODD COILS Odd Coils PED PRO Not Used


Module


PWR MODING PassKey Module, Body Control RT HI BEAM Right High-Beam Headlamp RT LO BEAM Right Low-Beam Headlamp RT LO BEAM Right Low-Beam Headlamp


FRT FOG


HDM WASH


Front Fog Lamps Headlamp Driver Module Washer


SPARE SPARE


Spare Spare


5-122


Usage


J-Case Fuses


Usage


Mini-Fuses STR/WHL/


ILLUM


TCM BATT


MAN SPD


SNSR WPR


ENG PUMP


Steering Wheel Illumination


Transmission Control Module Battery


Manual Speed Sensor


Windshield Wiper Engine Pump


J-Case Fuses


Usage


ABS MTR


BLWR


ABS Motor Blower


Brake Vacuum Pump


BRK VAC


PUMP FAN 1
FAN 2


Cooling Fan 1
Cooling Fan 2
REAR DEFOG Rear Defogger


SPARE


EPB


SPARE


Spare Electric Park Brake Spare


STRTR SPARE


Starter Spare


WSW/HTR Windshield Washer Heater


Relays


A/C CMPRSR


CLTCH


DRL (W/O HID) LO BEAM (HID)


ENG PUMP


FAN S/P FAN 1
FAN 2


HI BEAM HORN IGN 1


LO BEAM


(W/O HID) LT


DRL (HID)


Usage


Air Conditioning Compressor Clutch


Daytime Running Lamps (without High Intensity Discharge), Low-Beam Headlamps (High Intensity Discharge) Engine Pump Cooling Fan Series/Parallel Cooling Fan 1
Cooling Fan 2
High-Beam Headlamp Horn Ignition 1
Low-Beam (without High Intensity Discharge), Left Daytime Running Lamp (High Intensity Discharge)


5-123


Relays


Usage


PWR/TRN


Powertrain


REAR DEFOG Rear Defogger


SPARE STRTR WPR


WPR HI


Spare Starter Windshield Wiper Windshield Wiper High Speed


Underhood Fuse Block (CTS-V) The underhood fuse block is located on the passenger side of the engine compartment.


WSW PUMP Windshield Washer Pump FOG LAMP RT DRL (HID) Right Daytime Running Lamp


Fog Lamps


(High Intensity Discharge)


Circuit Breakers


HEAD LAMP


WASH


Usage


Headlamp Washer


Lift the fuse block cover to access the fuses. Notice: Spilling liquid on any electrical components on the vehicle may damage it. Always keep the covers on any electrical component.


5-124


Mini-Fuses A/C CLTCH


ABS AFS


Usage Air Conditioning Clutch Antilock Braking System (ABS) Adaptive Forward Lighting System


Mini-Fuses AIRBAG IGN Airbag Switch


Usage


S/ROOF BCM 1


Sunroof Body Control Module 1


5-125


Mini-Fuses


BCM 2
BCM 3
BCM 4
BCM 5
SPARE


Usage Body Control Module 2
Body Control Module 3
Body Control Module 4
Body Control Module 5
Spare


BCM 6, BCM 7 Body Control Module 6 and 7


ECM


DISPLY Display DRL RT Right Daytime Running Lamp (DRL) DRL/WSW Daytime Running Lamps/Windshield


Washer Pump Engine Control Module (ECM) ECM, Transmission Control Module (TCM), Instrument Panel Cluster (IPC), PASS-Key III+ Module Emission 1
Emission 2
EVEN COILS Even Coils


EMIS 1
EMIS 2


ECM/TCM IGN


FRT FOG


HDM WASH


HORN DRL LT


Front Fog Lamps Headlamp Driver Module Washer Horn Left Daytime Running Lamps


LT HI BEAM Left High-Beam Headlamp


SPARE


Spare


LT LO BEAM Left Low-Beam Headlamp


5-126


Usage


Mini-Fuses


LTR


Cigarette Lighter Ignition Navigation Motor


MISC IGN NAV MTR ODD COILS Odd Coils PED PRO Not Used


PWR MODING PassKey Module, Body Control RT HI BEAM Right High-Beam Headlamp RT LO BEAM Right Low-Beam Headlamp


Module


SPARE SPARE SPARE


STR/WHL/


ILLUM


TCM BATT


SPARE WPR INCLR


Spare Spare Spare


Steering Wheel Illumination


Transmission Control Module Battery Spare Windshield Wiper Intercooler Pump


J-Case Fuses


ABS MTR


BLWR SPARE


ABS Motor Blower Spare


Usage


J-Case Fuses


Usage


FAN 1
FAN 2


Cooling Fan 1
Cooling Fan 2
REAR DEFOG Rear Defogger


SPARE


EPB MRTD STRTR SPARE


Spare Electric Park Brake MR Ride/Suspension Control Starter Spare


WSW/HTR Windshield Washer Heater


Relays


A/C CMPRSR


CLTCH


LO BEAM


INCL


FAN S/P FAN 1
FAN 2


HI BEAM


HORN IGN 1


Usage


Air Conditioning Compressor Clutch


Low Beam Intercooler Pump Cooling Fan Series/Parallel Cooling Fan 1
Cooling Fan 2
High-Beam Headlamp Horn Ignition 1


Relays LT DRL


PWR/TRN


Usage


Left Daytime Running Lamps Powertrain


REAR DEFOG Rear Defogger


SPARE STRTR WPR


Spare Starter Windshield Wiper Windshield Wiper High Speed


WPR HI DRL/WSW Daytime Running Lamps/Windshield FOG LAMP


Washer Pump Fog Lamps Right Daytime Running Lamp


RT DRL


Circuit Breakers


HEAD LAMP


WASH


Usage


Headlamp Washer


Rear Compartment Fuse Block (CTS) The rear compartment fuse block is located on top of the battery, on the right side of the trunk. The battery access door must be removed to access the fuse block.


5-127


Relays


Usage


FUEL/PUMP


Fuel Pump


LCK


Lock


Relays


Usage


LT/POS/LP


Left Position Lamp


REAR/FOG


Not Used


5-128


Relays


Usage


RT/POS/LP


Right Position Lamp


FUEL/DR/


RELSE


Not Used


STOP/LP


Stoplamp


TRUNK/RELSE Trunk Release


UNLCK


Unlock


Mini-Fuses


Usage


AIRBAG


Airbag System


AMP


Amplifier


AUX/OUTLET Auxiliary Power Outlet


CNSTR/VENT Canister Vent


DR/LCK


Door Lock


Mini-Fuses


Usage


FUEL/PUMP


Fuel Pump


LT/POS/LP


Left Position Lamp


MSM


ONSTAR


Memory Seat Module OnStar® System


PDM


RDO


Passenger Door Module


Audio System


RDO/SPKR


Audio Speakers


REAR/FOG


Not Used


PASS-KEY/


RKE/


MDL


Remote Keyless Entry System, Pass-Key Theft Deterrent Feature Module


RT/POS/LP


Right Position Lamp


RT/POS/LP


Right Position Lamp


ECM


Engine Control Module (ECM)


RVC/SNSR


Regulated Voltage Control Sensor


5-129


Mini-Fuses


Usage


S/ROOF


Sunroof


SPARE


SPARE


Spare


Spare


STOP/LP


Stoplamp


THEFT/UGDO Theft Deterrent System, Universal


Home Remote System


TRUNK/RELSE Trunk Release


Circuit Breakers


LF FRT/


PWR/SEAT


Usage


Left Front Power Seat


PWR CLMN


Power Steering Column


Circuit Breakers


Usage


PWR/WNDW Power Window


RT FRT/


PWR/SEAT


LT/REAR/


WNDW


Right Front Power Seat


Left Rear Window


REAR/WNDW Right Rear Window


Rear Compartment Fuse Block (CTS-V) The rear compartment fuse block is located on top of the battery, on the right side of the trunk. The battery access door must be removed to access the fuse block.


5-130


Relays


FUEL/PUMP


LCK


LT/POS/LP


Usage


Fuel Pump Lock Left Position Lamp


Relays


REAR/FOG RT/POS/LP


Usage


Not Used Right Position Lamp


5-131


Usage


Relays FUEL/


DR/RELSE STOP/LP


Not Used


Stoplamp


TRUNK/RELSE Trunk Release


UNLCK


Unlock


Mini-Fuses


AIRBAG


AMP


Airbag System Amplifier


Usage


AUX/OUTLET Auxiliary Power Outlet CNSTR/VENT Canister Vent


Mini-Fuses RT/POS/LP RT/POS/LP RVC/SNSR


FSCM SPARE SPARE STOP/LP


Usage


Right Position Lamp Right Position Lamp Regulated Voltage Control Sensor Fuel System Control Module Spare Spare Stoplamp


THEFT/UGDO Theft Deterrent System, Universal TRUNK/RELSE Trunk Release


Home Remote System


DR/LCK


ECM


FUEL/PUMP LT/POS/LP


MSM


ONSTAR


PDM RDO


RDO/SPKR REAR/FOG


PASS-KEY/


RKE/


MDL


Door Lock Engine Control Module (ECM) Fuel Pump Left Position Lamp Memory Seat Module OnStar® System Passenger Door Module Audio System Audio Speakers Not Used Remote Keyless Entry System, Pass-Key Theft Deterrent Feature Module


5-132


Usage


Circuit Breakers LF FRT/


Left Front Power Seat


PWR/SEAT PWR CLMN PWR/WNDW Power Window


Power Steering Column


RT FRT/


PWR/SEAT LT/REAR/


WNDW


Right Front Power Seat


Left Rear Window


REAR/WNDW Right Rear Window


Capacities and Specifications The following approximate capacities are given in English and metric conversions. See Recommended Fluids and Lubricants on page 6-14 for more information.


Application


Air Conditioning Refrigerant R134a


Cooling System


3.6L V6 Engine (VIN Code 7) 3.6L V6 Engine (VIN Code V) 6.2L V8 Engine — Cooling System 6.2L V8 Engine — Intercooler Cooling System


Engine Oil with Filter


3.6L V6 Engine 6.2L V8 Engine


Fuel Tank Transfer Case — AWD


Capacities


English


Metric


For the air conditioning system refrigerant charge amount, see the refrigerant caution label located under the hood. See your dealer/retailer for more


information.


10.3 qt 10.6 qt 13.4 qt 3.2 qt


6.0 qt 6.0 qt 18.0 gal 1.1 qt


9.7 L 10.0 L 12.7 L 3.0 L


5.7 L 5.7 L 68.1 L 1.0 L


5-133


Application


Capacities


English


Metric


Transmission Fluid


6-Speed Automatic CTS 6-Speed Automatic CTS-V 6-Speed Manual CTS 6-Speed Manual CTS-V


6.7 qt 6.7 qt 1.9 qt 4.0 qt 140 lb ft


6.3 L 6.3 L 1.8 L 3.8 L 190 Y


Wheel Nut Torque All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this manual. Recheck fluid level after filling.


Engine


VIN Code


Transmission


Spark Plug Gap


Engine Specifications


Automatic


Manual


Automatic


Manual


Automatic


Manual


0.043 in (1.1 mm)


0.043 in (1.1 mm)


0.040 in (1.0 mm)


3.6L V6 Engine


3.6L V6 Engine


6.2L V8 Engine


5-134


Section 6


Maintenance Schedule


Maintenance Schedule ......................................6-2
Introduction ...................................................6-2
Maintenance Requirements ..............................6-2
Your Vehicle and the Environment ....................6-2
Using the Maintenance Schedule ......................6-3
Scheduled Maintenance ...................................6-4
Additional Required Services ............................6-6
Maintenance Footnotes ...................................6-8


Owner Checks and Services ..........................6-10
At Each Fuel Fill ..........................................6-10
At Least Once a Month .................................6-11
At Least Once a Year ...................................6-11
Recommended Fluids and Lubricants ...............6-14
Maintenance Replacement Parts .....................6-16
Engine Drive Belt Routing ..............................6-17
Maintenance Record .....................................6-18


6-1


Maintenance Schedule


Introduction Important: Keep engine oil at the proper level and change as recommended.


Have you purchased the GM Protection Plan? The Plan supplements the vehicle warranties. See the Warranty and Owner Assistance booklet or your dealer/retailer for details.


Maintenance Requirements Notice: Maintenance intervals, checks, inspections, replacement parts, and recommended fluids and lubricants as prescribed in this manual are necessary to keep this vehicle in good working condition. Any damage caused by failure to follow scheduled maintenance might not be covered by the vehicle warranty.


Your Vehicle and the Environment Proper vehicle maintenance not only helps to keep the vehicle in good working condition, but also helps the environment. All recommended maintenance is important. Improper vehicle maintenance can even affect the quality of the air we breathe. Improper fluid levels or the wrong tire inflation can increase the level of emissions from the vehicle. To help protect the environment, and to keep the vehicle in good condition, be sure to maintain the vehicle properly.


6-2


Using the Maintenance Schedule We want to help keep this vehicle in good working condition. But we do not know exactly how you will drive it. You might drive very short distances only a few times a week. Or you might drive long distances all the time in very hot, dusty weather. You might use the vehicle in making deliveries. Or you might drive it to work, to do errands, or in many other ways. Because of all the different ways people use their vehicles, maintenance needs vary. You might need more frequent checks and replacements. So please read the following and note how you drive. If you have any questions on how to keep the vehicle in good condition, see your dealer/retailer. This schedule is for vehicles that:


carry passengers and cargo within recommended limits on the Tire and Loading Information label. See Loading the Vehicle on page 4-21. are driven on reasonable road surfaces within legal driving limits. use the recommended fuel. See Gasoline Octane on page 5-6.


The services in Scheduled Maintenance on page 6-4
should be performed when indicated. See Additional Required Services on page 6-6 and Maintenance Footnotes on page 6-8 for further information.


{ CAUTION:


Performing maintenance work on a vehicle can be dangerous. In trying to do some jobs, you can be seriously injured. Do your own maintenance work only if you have the required know-how and the proper tools and equipment for the job. If you have any doubt, see your dealer/retailer to have a qualified technician do the work. See Doing Your Own Service Work on page 5-5.


Some maintenance services can be complex. So, unless you are technically qualified and have the necessary equipment, have your dealer/retailer do these jobs.


6-3


(cid:129) (cid:129) (cid:129) When you go to your dealer/retailer for service, trained and supported service technicians will perform the work using genuine parts. To purchase service information, see Service Publications Ordering Information on page 7-17. Owner Checks and Services on page 6-10 tells what should be checked, when to check it, and what can easily be done to help keep the vehicle in good condition. The proper replacement parts, fluids, and lubricants to use are listed in Recommended Fluids and Lubricants on page 6-14 and Maintenance Replacement Parts on page 6-16. When the vehicle is serviced, make sure these are used. All parts should be replaced and all necessary repairs done before you or anyone else drives the vehicle. We recommend the use of genuine parts from your dealer/retailer.


Scheduled Maintenance To maintain the ride, handling, and performance of this vehicle, it is important that the first tire rotation service be performed when the vehicle has 5,000 to 8,000 miles (8 000 to 13 000 km). Check tires for inflation pressures and wear. See Tires on page 5-63. Rotate tires. See Tire Inspection and Rotation on page 5-80 and “Tire Wear Inspection” in At Least Once a Month on page 6-11. When the Change Engine Oil Soon message displays in the Driver Information Center (DIC), service is required for the vehicle. Have the vehicle serviced as soon as possible within the next 600 miles (1 000 km). It is possible that, if driving under the best conditions, the engine oil life system may not indicate that vehicle service is necessary for over a year. However, the engine oil and filter must be changed at least once a year and at this time the system must be reset. Your dealer/retailer has trained service technicians who will perform this work using genuine parts and reset the system.


6-4


If the engine oil life system is ever reset accidentally, service the vehicle within 3,000 miles (5 000 km) since the last service. Remember to reset the oil life system whenever the oil is changed. See Engine Oil Life System on page 5-21 for information on the Engine Oil Life System and resetting the system. When the Change Engine Oil Soon message appears, the following services, checks, and inspections are required: ❑ Change engine oil and filter. See Engine Oil on


page 5-18. Reset oil life system. See Engine Oil Life System on page 5-21. An Emission Control Service.


❑ Visually check for any leaks or damage.


See footnote (k).


❑ Inspect engine air cleaner filter. If necessary, replace


filter. See Engine Air Cleaner/Filter on page 5-25. See footnote (l).


❑ Rotate tires and check inflation pressures and wear. See Tire Inspection and Rotation on page 5-80 and “Tire Wear Inspection” in At Least Once a Month on page 6-11.


❑ Inspect brake system. See footnote (a). ❑ Check engine coolant and windshield washer fluid


levels and add fluid as needed.


❑ Perform any needed additional services.


See “Additional Required Services” in this section.


❑ Inspect suspension and steering components.


See footnote (b).


❑ Inspect engine cooling system. See footnote (c). ❑ Inspect wiper blades. See footnote (d). ❑ Inspect restraint system components.


See footnote (e).


❑ Lubricate body components. See footnote (f).


6-5


Additional Required Services The following services should be performed at the first maintenance service after the indicated miles (kilometers) shown for each item.


Service and Miles (Kilometers)


Additional Required Services 75,000


25,000
(40 000)


50,000
(80 000)


(120 000)


100,000
(160 000)


125,000
(200 000)


150,000
(240 000)





Inspect fuel system for damage or leaks. Inspect exhaust system for loose or damaged components. Replace engine air cleaner filter. See Engine Air Cleaner/Filter on page 5-25. See footnote (n). Replace passenger compartment air filter. See footnote (g). Change automatic transmission fluid and filter (severe service). See footnote (h). Change automatic transmission fluid and filter (normal service). CTS-V Only: Change 6-speed manual transmission fluid (severe service only). See footnote (o). All-wheel-drive vehicles: Change transfer case fluid (severe service). See footnotes (q) and (r).


6-6






























Additional Required Services (cont’d)


Service and Miles (Kilometers)


All-wheel-drive vehicles: Change transfer case fluid (normal service). See footnote (q). CTS-V Only: Change hydraulic clutch fluid. See footnote (o). CTS-V Only: Change rear axle fluid (severe service only). See footnote (o). CTS-V Only: Change brake fluid (severe service only). See footnote (o). Replace spark plugs. An Emission Control Service. Engine cooling system service (or every five years, whichever occurs first). An Emission Control Service. See footnote (i). 6.2L Supercharged V8 Engine: Intercooler system service (or every five years, whichever occurs first). See footnote (p). Inspect engine accessory drive belt. An Emission Control Service. See footnote (m).


25,000
(40 000)


50,000
(80 000)


75,000


(120 000)


100,000
(160 000)


125,000
(200 000)


150,000
(240 000)






















6-7


Additional Required Services (cont’d)


Service and Miles (Kilometers)


CTS-V Only: Inspect supercharger drive belt. See footnote (m). If using DOT-4 brake fluid, change brake fluid at a regular maintenance service every two years. See footnote (j).


25,000
(40 000)


50,000
(80 000)


75,000


(120 000)


100,000
(160 000)


125,000
(200 000)


150,000
(240 000)



Maintenance Footnotes (a) Visually inspect brake lines and hoses for proper hook-up, binding, leaks, cracks, chafing, etc. Inspect disc brake pads for wear and rotors for surface condition. Inspect other brake parts, including calipers, parking brake, etc. (b) Visually inspect front and rear suspension and steering system for damaged, loose, or missing parts or signs of wear. Inspect power steering lines and hoses for proper hook-up, binding, leaks, cracks, chafing, etc. (c) Visually inspect hoses and have them replaced if they are cracked, swollen, or deteriorated. Inspect all pipes, fittings and clamps; replace with genuine parts as needed. To help ensure proper operation, a pressure test


of the cooling system and pressure cap and cleaning the outside of the radiator and air conditioning condenser is recommended at least once a year. (d) Inspect wiper blades for wear, cracking, or contamination. Clean the windshield and wiper blades, if contaminated. Replace wiper blades that are worn or damaged. See Windshield Wiper Blade Replacement on page 5-61 and Windshield and Wiper Blades on page 5-115 for more information. (e) Make sure the safety belt reminder light and safety belt assemblies are working properly. Look for any other loose or damaged safety belt system parts. If you see anything that might keep a safety belt system from doing its job, have it repaired. Have any torn or frayed safety belts replaced. Also see Checking the Restraint Systems on page 1-71.


6-8


(f) Lubricate all key lock cylinders. Lubricate all body door hinges. Lubricate all hinges and latches, including those for the hood, rear compartment, console door, and any folding seat hardware. More frequent lubrication may be required when exposed to a corrosive environment. Applying silicone grease on weatherstrips with a clean cloth will make them last longer, seal better, and not stick or squeak. (g) If driving regularly under dusty conditions, the filter may require replacement more often. (h) Change automatic transmission fluid and filter if the vehicle is mainly driven under one or more of these conditions:


− In heavy city traffic where the outside temperature


regularly reaches 90°F (32°C) or higher.


− In hilly or mountainous terrain. − When doing frequent trailer towing. − Uses such as high performance operation.


(i) Drain, flush, and refill cooling system. This service can be complex; you should have your dealer/retailer perform this service. See Engine Coolant on page 5-31
for what to use. Inspect hoses. Clean radiator, condenser, pressure cap, and filler neck. Pressure test the cooling system and pressure cap.


(j) If using DOT-4 brake fluid only: Drain, flush, and refill brake hydraulic system at a regular maintenance service every two years. This service can be complex; you should have your dealer/retailer perform this service. See Brakes on page 5-44. (k) A fluid loss in any vehicle system could indicate a problem. Have the system inspected and repaired and the fluid level checked. Add fluid if needed. (l) If driving regularly under dusty conditions, inspect the filter at each engine oil change. (m) Visually inspect belt for fraying, excessive cracks, or obvious damage. Replace belt if necessary. (n) If the vehicle has the 3.6L V6 (Code V) engine, replace the engine air cleaner filter every 40,000 miles (64 000 km). (o) Drain, flush, and refill clutch hydraulic system at a regular maintenance service every two years. This service can be complex; you should have your dealer/retailer perform this service. Change fluid every 25,000 miles (40 000 km) if the vehicle is used for high performance operation. (p) Drain, flush, and refill intercooler system. This service can be complex; you should have your dealer/retailer perform this service. See Engine Coolant on page 5-31.


6-9


(q) During any maintenance, if a power washer is used to clean mud and dirt from the underbody, care should be taken to not directly spray the transfer case output seals. High pressure water can overcome the seals and contaminate the transfer case fluid. Contaminated fluid will decrease the life of the transfer case and should be replaced. (r) Change transfer case fluid if the vehicle is mainly driven under one or more of these conditions:


− In heavy city traffic where the outside temperature


regularly reaches 90°F (32°C) or higher.


− In hilly or mountainous terrain. − When doing frequent trailer towing. − Uses such as high performance operation or taxi,


police, or delivery service.


Owner Checks and Services These owner checks and services should be performed at the intervals specified to help ensure vehicle safety, dependability, and emission control performance. Your dealer/retailer can assist with these checks and services. Be sure any necessary repairs are completed at once. Whenever any fluids or lubricants are added to the vehicle, make sure they are the proper ones, as shown in Recommended Fluids and Lubricants on page 6-14.


6-10


It is important to check the engine oil


At Each Fuel Fill It is important to perform these underhood checks at each fuel fill. Engine Oil Level Check Notice: regularly and keep it at the proper level. Failure to keep the engine oil at the proper level can cause damage to the engine not covered by the vehicle warranty. Check the engine oil level and add the proper oil if necessary. See Engine Oil on page 5-18. Coolant Level Check Check the engine coolant level and, on CTS-V models, check the intercooler coolant level. Add DEX-COOL® coolant mixture if necessary. See Engine Coolant on page 5-31. Windshield Washer Fluid Level Check Check the windshield washer fluid level in the windshield washer fluid reservoir and add the proper fluid if necessary.


At Least Once a Month Tire Inspection and Inflation Check Inspect the vehicle’s tires for wear and make sure they are inflated to the correct pressures. See Inflation - Tire Pressure on page 5-72.


At Least Once a Year Starter Switch Check


{ CAUTION:


When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured.


1. Before starting this check, be sure there is enough


room around the vehicle.


2. Firmly apply both the parking brake and the regular


brake. See Parking Brake on page 2-44. Do not use the accelerator pedal, and be ready to turn off the engine immediately if it starts.


3. For automatic transmission vehicles, try to start the engine in each gear. The vehicle should start only in P (Park) or N (Neutral). If the vehicle starts in any other position, contact your dealer/retailer for service. For manual transmission vehicles, put the shift lever in Neutral, push the clutch pedal down halfway, and try to start the engine. The vehicle should start only when the clutch pedal is pushed down all the way to the floor. If the vehicle starts when the clutch pedal is not pushed all the way down, contact your dealer/ retailer for service.


6-11


Ignition Transmission Lock Check While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position. For automatic transmission vehicles, the ignition should turn to LOCK/OFF only when the shift lever is in P (Park).


(cid:129) With the key access ignition system, the ignition


key should come out only in LOCK/OFF. See Ignition Positions (Key Access) on page 2-32 or Ignition Positions (Keyless Access) on page 2-33.


Contact your dealer/retailer if service is required.


Automatic Transmission Shift Lock Control System Check


{ CAUTION:


When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured.


1. Before starting this check, be sure there is enough room around the vehicle. It should be parked on a level surface.


2. Firmly apply the parking brake. See Parking Brake


on page 2-44. Be ready to apply the regular brake immediately if the vehicle begins to move.


3. With the engine off, turn the ignition to ON/RUN, but do not start the engine. Without applying the regular brake, try to move the shift lever out of P (Park) with normal effort. If the shift lever moves out of P (Park), contact your dealer/retailer for service.


6-12


(cid:129) Parking Brake and Automatic Transmission P (Park) Mechanism Check


{ CAUTION:


When you are doing this check, the vehicle could begin to move. You or others could be injured and property could be damaged. Make sure there is room in front of the vehicle in case it begins to roll. Be ready to apply the regular brake at once should the vehicle begin to move.


Park on a fairly steep hill, with the vehicle facing downhill. Keeping your foot on the regular brake, set the parking brake.


To check the parking brake’s holding ability: With the engine running and transmission in N (Neutral), slowly remove foot pressure from the regular brake pedal. Do this until the vehicle is held by the parking brake only. To check the P (Park) mechanism’s holding ability: With the engine running, shift to P (Park). Then release the parking brake followed by the regular brake.


Contact your dealer/retailer if service is required. Underbody Flushing Service At least every spring, use plain water to flush any corrosive materials from the underbody. Take care to clean thoroughly any areas where mud and other debris can collect.


6-13


(cid:129) (cid:129) Tire Sealant and Compressor Kit If the vehicle has a Tire Sealant and Compressor Kit, check the sealant expiration date printed on the instruction label of the kit at least once a year. See your dealer/retailer for a replacement canister.


Recommended Fluids and Lubricants Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer/retailer.


Usage


Fluid/Lubricant


The engine requires a special engine oil meeting GM Standard GM4718M. Oils meeting this standard can be identified as synthetic, and should also be identified with the American Petroleum Institute (API) Certified for Gasoline Engines starburst symbol. However, not all synthetic API oils with the starburst symbol will meet this GM standard. Look for and use only an oil that meets GM Standard GM4718M. For the proper viscosity, see Engine Oil on page 5-18.


Engine Oil


6-14


Usage


Fluid/Lubricant


Engine Coolant


Intercooler


System (6.2L V8


Supercharged


Engine)


50/50 mixture of clean, drinkable water and use only DEX-COOL® Coolant. See Engine Coolant on page 5-31.


50/50 mixture of clean, drinkable water and use only DEX-COOL® Coolant.


Hydraulic Brake


System


Windshield


Washer


Hydraulic


Clutch System


Parking Brake Cable Guides


Power Steering


System


DOT 3 Hydraulic Brake Fluid (GM Part No. U.S. 12377967, in Canada 89021320).


Optikleen® Washer Solvent.


Hydraulic Clutch Fluid. Use only GM Part No. U.S. 88958860, in Canada 88901244, Super DOT-4 brake fluid. Chassis Lubricant (GM Part No. U.S. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. GM Power Steering Fluid (GM Part No. U.S. 89021184, in Canada 89021186).


Transmission


Usage Manual


(CTS) Manual


Transmission


(CTS-V) Automatic


Transmission Transfer Case


(All-Wheel


Drive)


Key Lock Cylinders


Floor Shift Linkage


Rear Axle


Fluid/Lubricant SAE 75W-90 GL5 Gear Oil (GM Part No. U.S. 88862475, in Canada 88862476). Manual Transmission Fluid (GM Part No. U.S. 88861800, in Canada 88861801). DEXRON®-VI Automatic Transmission Fluid. Transfer Case Fluid (GM Part No. U.S. 88861950, in Canada 88861951). Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241, in Canada 10953474). Lubriplate Lubricant Aerosol (GM Part No. U.S. 12346293, in Canada 992723) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. 89021677, in Canada 89021678) meeting GM Specification 9986115.


Usage


Fluid/Lubricant


Rear Axle (Limited-Slip Differential)


Hood Latch Assembly, Secondary


Latch,


Pivots, Spring Anchor, and Release Pawl


Hood and Door


Hinges


Weatherstrip Conditioning


SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. 89021677, in Canada 89021678) meeting GM Specification 9986115. With a complete drain and refill add 4 ounces (118 ml) of Limited-Slip Axle Lubricant Additive (GM Part No. U.S. 1052358, in Canada 992694) where required. See Rear Axle on page 5-54


Lubriplate Lubricant Aerosol (GM Part No. U.S. 12346293, in Canada 992723) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.


Multi-Purpose Lubricant, Superlube (GM Part No. U.S. 12346241, in Canada 10953474). Weatherstrip Lubricant (GM Part No. U.S. 3634770, in Canada 10953518) or Dielectric Silicone Grease (GM Part No. U.S. 12345579, in Canada 992887).


6-15


Maintenance Replacement Parts Replacement parts identified below by name, part number or specification can be obtained from your dealer/retailer.


Part


GM Part Numbers


ACDelco Part Numbers


Engine Air Cleaner/Filter


3.6L V6 Engine


6.2L V8 Engine


Engine Oil Filter


3.6L V6 Engine


6.2L V8 Engine


Passenger Compartment Air Filter Element


Spark Plugs


3.6L V6 Engine


6.2L V8 Engine


Wiper Blades


Driver Side – 22 in (56.5 cm)


Passenger Side – 21 in (53.3 cm)


6-16


15875795


25898499


25177917


89017524


19130403


12597464


12571165


15890056


15890057


A3096C


A3105C


PF2129


PF48


CF133


41-990


41-104




Engine Drive Belt Routing


CTS


CTS-V


6-17


Maintenance Record After the scheduled services are performed, record the date, odometer reading, who performed the service, and the type of services performed in the boxes provided. See Maintenance Requirements on page 6-2. Any additional information from Owner Checks and Services on page 6-10 can be added on the following record pages. You should retain all maintenance receipts.


Date


Odometer Reading


Serviced By


Maintenance Stamp


Services Performed


Maintenance Record


6-18


Date


Odometer Reading


Serviced By


Maintenance Stamp


Services Performed


Maintenance Record (cont’d)


6-19


Date


Odometer Reading


Serviced By


Maintenance Stamp


Services Performed


Maintenance Record (cont’d)


6-20


Section 7


Customer Assistance Information


Customer Assistance and Information ...............7-2
Customer Satisfaction Procedure ......................7-2
Online Owner Center ......................................7-5
Customer Assistance for


Text Telephone (TTY) Users .........................7-6
Customer Assistance Offices ............................7-6
GM Mobility Reimbursement Program ................7-7
Roadside Service ...........................................7-8
Scheduling Service Appointments ....................7-11
Courtesy Transportation .................................7-11
Collision Damage Repair ................................7-13


Reporting Safety Defects ................................7-16


Reporting Safety Defects to the


United States Government ..........................7-16


Reporting Safety Defects to the


Canadian Government ................................7-17
Reporting Safety Defects to General Motors .....7-17
Service Publications Ordering Information .........7-17
Vehicle Data Recording and Privacy ................7-18
Event Data Recorders ...................................7-19
OnStar® ......................................................7-20
Navigation System ........................................7-20
Radio Frequency Identification (RFID) ..............7-20


7-1


Customer Assistance and Information


Customer Satisfaction Procedure Your satisfaction and goodwill are important to your dealer and to Cadillac. Normally, any concerns with the sales transaction or the operation of the vehicle will be resolved by the dealer’s sales or service departments. Sometimes, however, despite the best intentions of all concerned, misunderstandings can occur. If your concern has not been resolved to your satisfaction, the following steps should be taken:


STEP ONE: Discuss your concern with a member of dealership management. Normally, concerns can be quickly resolved at that level. If the matter has already been reviewed with the sales, service or parts manager, contact the owner of the dealership or the general manager.


STEP TWO: If after contacting a member of dealership management, it appears your concern cannot be resolved by the dealership without further help, in the United States, call the Cadillac Customer Assistance Center, 24 hours a day, at 1-800-458-8006. In Canada, call the Canadian Cadillac Customer Communication Centre at 1-888-446-2000.


We encourage you to call the toll-free number in order to give your inquiry prompt attention. Have the following information available to give the Customer Assistance Representative: (cid:129) Vehicle Identification Number (VIN). This is available from the vehicle registration or title, or the plate at the top left of the instrument panel and visible through the windshield.


(cid:129) Dealership name and location. (cid:129) Vehicle delivery date and present mileage. When contacting Cadillac, remember that your concern will likely be resolved at a dealer’s facility. That is why we suggest following Step One first.


7-2


STEP THREE (U.S. Owners): Both General Motors and your dealer are committed to making sure you are completely satisfied with your new vehicle. However, if you continue to remain unsatisfied after following the procedure outlined in Steps One and Two, you can file with the Better Business Bureau (BBB) Auto Line Program to enforce your rights.


The BBB Auto Line Program is an out of court program administered by the Council of Better Business Bureaus to settle automotive disputes regarding vehicle repairs or the interpretation of the New Vehicle Limited Warranty. Although you may be required to resort to this informal dispute resolution program prior to filing a court action, use of the program is free of charge and your case will generally be heard within 40 days. If you do not agree with the decision given in your case, you may reject it and proceed with any other venue for relief available to you.


You may contact the BBB Auto Line Program using the toll-free telephone number or write them at the following address:


BBB Auto Line Program Council of Better Business Bureaus, Inc. 4200 Wilson Boulevard Suite 800
Arlington, VA 22203-1838
Telephone: 1-800-955-5100
dr.bbb.org/goauto


This program is available in all 50 states and the District of Columbia. Eligibility is limited by vehicle age, mileage and other factors. General Motors reserves the right to change eligibility limitations and/or discontinue its participation in this program.


7-3


STEP THREE (Canadian Owners): General Motors Participation in the Mediation/Arbitration Program In the event that you do not feel your concerns have been addressed after the following the procedure outlined in Steps One and Two. General Motors of Canada Limited wants you to be aware of its participation in a no-charge mediation/Arbitration program. General Motors of Canada Limited has committed to binding arbitration of owner disputes involving factory-related vehicle service claims. The program provides for the review of the facts involved by an impartial third party arbiter, and may include an informal hearing before the arbiter. The program is designed so that the entire dispute settlement process, from the time you file your complaint to the final decision, should be completed in approximately 70 days. We believe our impartial program offers advantages over courts in most jurisdictions because it is informal, quick, and free of charge.


For further information concerning eligibility in the Canadian Motor Vehicle Arbitration Plan (CAMVAP), call toll-free 1-800-207-0685, or call the General Motors Customer Communication Centre, 1-800-263-3777
(English), 1-800-263-7854 (French), or write to the Mediation/Arbitration Program at the following address:


Mediation/Arbitration Program c/o Customer Communication Centre General Motors of Canada Limited Mail Code: CA1–163–005

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